1Mastering Large Model Development from Scratch: Beyond the AI "Black Box"Stop being a mere AI "API caller." Learn how to build a Large Language Model (LLM) from scratch. This guide covers the 4-step training process, RAG vs. Fine-tuning strategies, and how to master the AI "black box" to regain freedom of choice in the generative AI era.
2Reflecting on the AWS Outage: Uncovering Cloud Testing Blind Spots and AI StrategiesA catastrophic AWS outage in October 2025 exposed critical flaws in modern cloud testing. This analysis details the $10 billion disaster’s root causes—from hidden dependencies to race conditions—and explores how AI-powered resilience strategies can prevent future global system crashes.
4Considerations and Issues for Usability TestingThis article explores the key factors to consider during usability testing for mobile applications and highlights common usability issues that can impact user satisfaction.
5How to Build a Complete Performance Testing Knowledge SystemLearn how to build a systematic performance testing knowledge system, master core terminology, pressure models, system architecture, monitoring, troubleshooting and practical testing skills.